The Concord Library was built in 1959 and serves Concord, the largest city in Contra Costa County (2010 population 122,067). In keeping with the City's vision of “Families First”, the Concord Library has a large collection of children's and teen materials, including books, magazines, DVDs, CDs and more. For adults, the Concord Library has special collections of mysteries, science fiction, and auto repair books, as well as a full array of fiction and non-fiction. The library also has a wide range of materials in Spanish. The Concord Library offers programs for the whole family from Baby & Toddler Storytime to Free Income Tax Assistance for low- and middle-income people. Check out the web page often for the latest in programming and services.

The Concord Friends of the Library give significant support to the Library each year towards the purchase of books and sponsorship of special programs for children.